Harris, John M. <br/><br/>
Combinatorics and graph theory / 
Harris, John M. 
 - New York:  Springer,  2000. 
 - xiii,225p.;24cm 
 - Undergraduate Texts in Mathematics/ed.by S. Axler .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0387987363 
<br/><br/><label>Dewey Class. No.: </label>511.6 HAR